Answer
Jun 19, 2025 - 11:36 AM
Ozanimod, a medication used to treat multiple sclerosis and ulcerative colitis, may start showing effects within a few weeks, but it can take up to 12 weeks or more for patients to experience its full benefits. The onset and degree of improvement can vary among individuals, so it's important for patients to maintain regular follow-ups with their healthcare provider to monitor progress.